4. Measuring, testing, or signalling instruments
  5. Security or signal instrument or casing
  6. Alarm or control thereof

Eric J. Armstrong

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Adjustable keyboard support

Supports – Brackets – Shelf or scaffold type
Patent

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Air pump

Machines not elsewhere specified – Pump or compressor
Patent

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Ball caddy system

Supports: racks – Special article – Ball or egg type
Patent

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Electronic article surveillance antenna structure

Measuring – testing – or signalling instruments – Security or signal instrument or casing – Alarm or control thereof
Patent

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Frame based office space dividing system

Static structures (e.g. – buildings) – With lifting or handling means for primary component or... – Position adjusting means; e.g. – leveling
Patent

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Profile ID: LFUS-PAI-P-66456

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